#558128#558128

#558128 is a mid, vivid yellow-green. Relative luminance 0.178; OKLCH L 55.2% C 0.128 H 132.0°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#558128
RGB	rgb(85, 129, 40)
HSL	hsl(90, 53%, 33%)
HSV	hsv(90, 69%, 51%)
CMYK	cmyk(34.1%, 0%, 69%, 49.4%)
CIE-LAB	lab(49.23, -30.49, 41.78)
CIE-LCH	lch(49.23, 51.72, 126.12°)
OKLab	oklab(55.2% -0.0857 0.0953)
OKLCH	oklch(55.2% 0.128 132)
XYZ	xyz(11.9794, 17.7846, 4.8087)
Luminance	0.1779 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558128 #542881

analogous

#818028 #558128 #288128

triadic

#558128 #285581 #812855

tetradic

#558128 #288180 #542881 #812828

square

#558128 #288180 #542881 #812828

split-complementary

#558128 #282881 #802881

monochromatic

#17240B #36521A #558128 #74B036 #92CB58

Accessibility & contrast

On white

4.61

#558128 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#558128 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #558128

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558128	#FFFFFF	#000000	##FFFFFF
##558128	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#87771C

Deuteranopia (green-blind)

#80742F

Tritanopia (blue-blind)

#567C6F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #558128;
/* rgb */ color: rgb(85, 129, 40);
/* oklch */ color: oklch(55.2% 0.128 132.0);

Tailwind

colors: {
  custom: {
    50: '#88a667',
    500: '#558128',
    950: '#000000',
  },
}

SCSS

$custom: #558128;
$custom-light: #88a667;
$custom-dark: #000000;

JSON

{
  "hex": "#558128",
  "rgb": {
    "r": 85,
    "g": 129,
    "b": 40
  },
  "hsl": {
    "h": 89.663,
    "s": 52.663,
    "l": 33.137
  },
  "oklch": {
    "l": 0.55204,
    "c": 0.12819,
    "h": 132
  },
  "luminance": 0.17785
}

Semantic roles & 50–950 ramp

primary

#558128

secondary

#8254B0

accent

#4CDC93

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C0F06

muted

#7D7F7A

Preview Lab

Preview with #558128

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →